org.expasy.mzjava.core.io.ms.spectrum

Class BytesUtils

java.lang.Object

org.expasy.mzjava.core.io.ms.spectrum.BytesUtils

public class BytesUtils
extends Object

Author:

nikitin

Method Summary

Methods

Modifier and Type	Method and Description
static byte[]	compress(byte[] bytes)
static byte[]	doublesToOctets(double[] doubles)
static byte[]	doubleToOctet(double real) Convert one double into eight bytes
static byte[]	floatsToQuads(float[] floats)
static byte[]	floatToQuad(float real) Convert one float into four bytes
static double[]	octetsToDoubles(byte[] bytes, double[] doubles)
static double	octetToDouble(byte... bytes) Convert eight bytes into one double
static double[]	quadsToDoubles(byte[] bytes, double[] doubles)
static float[]	quadsToFloats(byte[] bytes, float[] floats)
static float	quadToFloat(byte... bytes) Convert four bytes into one float
static byte[]	uncompress(byte[] bytes, int compressedLen, int uncompressedLen)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

quadToFloat

public static float quadToFloat(byte... bytes)

Convert four bytes into one float

Parameters:

bytes - the quad to convert

Returns:

one float

Throws:

IllegalArgumentException - if not four bytes

octetToDouble

public static double octetToDouble(byte... bytes)

Convert eight bytes into one double

Parameters:

bytes - the octet to convert

Returns:

one double

Throws:

IllegalArgumentException - if not eight bytes

floatToQuad

public static byte[] floatToQuad(float real)

Convert one float into four bytes

Parameters:

real - the float to convert

Returns:

an array of four bytes

doubleToOctet

public static byte[] doubleToOctet(double real)

Convert one double into eight bytes

Parameters:

real - the double to convert

Returns:

an array of eight bytes

quadsToFloats

public static float[] quadsToFloats(byte[] bytes,
                    float[] floats)

quadsToDoubles

public static double[] quadsToDoubles(byte[] bytes,
                      double[] doubles)

octetsToDoubles

public static double[] octetsToDoubles(byte[] bytes,
                       double[] doubles)

floatsToQuads

public static byte[] floatsToQuads(float[] floats)

doublesToOctets

public static byte[] doublesToOctets(double[] doubles)

uncompress

public static byte[] uncompress(byte[] bytes,
                int compressedLen,
                int uncompressedLen)
                         throws DataFormatException

Throws:

DataFormatException

compress

public static byte[] compress(byte[] bytes)
                       throws DataFormatException

Throws:

DataFormatException